Siemens NCU 7x0.3 PN Series Manual page 161

3. Remove the battery by first removing the plug connector and then taking out the battery.
4. Connect the cable plug connector of the new battery to the mating connector in the dual
5. Tilt the dual fan/battery module forwards at an angle with the open side facing up (battery
6. Push the plastic guide into the cutouts on the underside of the Control Unit.
7. Tilt the dual fan/battery module up until the front interlock snaps into place.
NCU 7x0.3 PN
Manual, 09/2011, 6FC5397-1EP40-0BA0
fan/battery module and push the battery in.
Figure 10-1 Battery replacement in the dual fan/battery module
visible).
The electrical connection between the dual fan/battery module and the Control Unit is
established automatically.
NOTICE
To avoid loss of data, the dual fan/battery module must be replaced during operation.
When doing this, observe that the Control Unit can only be operated for a maximum of 1
minute without fans. If this time is exceeded, the Control Unit will shut itself down.
Spare Parts/Accessories
10.1 Dual fan/battery module
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